EP0756509A4 - Zuführeinrichtung für chemische substanzen - Google Patents
Zuführeinrichtung für chemische substanzenInfo
- Publication number
- EP0756509A4 EP0756509A4 EP95917563A EP95917563A EP0756509A4 EP 0756509 A4 EP0756509 A4 EP 0756509A4 EP 95917563 A EP95917563 A EP 95917563A EP 95917563 A EP95917563 A EP 95917563A EP 0756509 A4 EP0756509 A4 EP 0756509A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- chemical feeder
- feeder
- chemical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
- C02F1/685—Devices for dosing the additives
- C02F1/688—Devices in which the water progressively dissolves a solid compound
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F21/00—Dissolving
- B01F21/20—Dissolving using flow mixing
- B01F21/22—Dissolving using flow mixing using additional holders in conduits, containers or pools for keeping the solid material in place, e.g. supports or receptacles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F21/00—Dissolving
- B01F21/40—Dissolving characterised by the state of the material being dissolved
- B01F21/402—Dissolving characterised by the state of the material being dissolved characterised by the configuration, form or shape of the solid material, e.g. in the form of tablets or blocks
- B01F21/4021—Dissolving characterised by the state of the material being dissolved characterised by the configuration, form or shape of the solid material, e.g. in the form of tablets or blocks in the form of tablets stored in containers, canisters or receptacles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/316—Injector mixers in conduits or tubes through which the main component flows with containers for additional components fixed to the conduit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/04—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
- B01J8/0492—Feeding reactive fluids
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/4891—With holder for solid, flaky or pulverized material to be dissolved or entrained
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US231005 | 1994-04-21 | ||
US08/231,005 US5427748A (en) | 1994-04-21 | 1994-04-21 | Chemical feeder |
PCT/US1995/004561 WO1995029001A1 (en) | 1994-04-21 | 1995-04-20 | Chemical feeder |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0756509A1 EP0756509A1 (de) | 1997-02-05 |
EP0756509A4 true EP0756509A4 (de) | 1997-07-16 |
EP0756509B1 EP0756509B1 (de) | 1999-06-09 |
Family
ID=22867413
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP95917563A Expired - Lifetime EP0756509B1 (de) | 1994-04-21 | 1995-04-20 | Zuführeinrichtung für chemische substanzen |
Country Status (11)
Country | Link |
---|---|
US (1) | US5427748A (de) |
EP (1) | EP0756509B1 (de) |
JP (1) | JP3088755B2 (de) |
CN (1) | CN1090039C (de) |
AU (1) | AU678321B2 (de) |
BR (1) | BR9507885A (de) |
CA (1) | CA2188461C (de) |
DE (1) | DE69510195T2 (de) |
ES (1) | ES2135063T3 (de) |
MX (1) | MXPA96004973A (de) |
WO (1) | WO1995029001A1 (de) |
Families Citing this family (107)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5234466A (en) * | 1992-07-24 | 1993-08-10 | Peach State Labs, Inc. | Lowering of the pH of textile processing solutions by adding urea sulfate as a pH adjusting agent |
US7029553B1 (en) | 1992-07-24 | 2006-04-18 | Peach State Labs, Inc. | Urea sulfate and urea hydrochloride in paper and pulp processing |
US5733463A (en) * | 1992-07-24 | 1998-03-31 | Peach State Labs, Inc. | Lowering the pH with an acid/base salt as a pH adjusting agent |
US5681109A (en) * | 1996-02-09 | 1997-10-28 | Palmer; Phillip M. | Apparatus and method for adding a powderous substance to a liquid |
US5765945A (en) * | 1996-02-09 | 1998-06-16 | Palmer; Phillip M. | Apparatus and method for adding a powderous substance to a liquid |
US6210646B1 (en) | 1996-02-23 | 2001-04-03 | Ecowater Systems, Inc. | Permanganate feeder for iron filter |
US5846499A (en) * | 1996-02-27 | 1998-12-08 | Sunburst Chemicals, Inc. | Air induction bowl for use with a detergent dispenser |
US5662796A (en) * | 1996-03-25 | 1997-09-02 | Kerecz; Robert Charles Jan | Portable swimming pool makeup water treatment apparatus |
US5810999A (en) * | 1996-11-27 | 1998-09-22 | Fountainhead Technologies, Inc. | Water strainer/purifier and method of using same |
US5772872A (en) * | 1997-03-26 | 1998-06-30 | Shelhamer; Donald E. | Portable swimming pool water treatment system |
US5810043A (en) * | 1997-04-14 | 1998-09-22 | Magi-Eau Inc. | Automatic chlorinator |
US5976364A (en) * | 1997-04-28 | 1999-11-02 | Innovation Unlimited, Inc. | Apparatus for treating air conditioner condensate with algicide |
US5928608A (en) * | 1998-01-08 | 1999-07-27 | Arch Chemicals Inc. | Intermittant spray system for water treatment |
EP1541719A3 (de) * | 1998-05-20 | 2006-05-31 | Process Automation International Limited | Vorrichtung zur Elektroplattierung |
US6162407A (en) * | 1998-05-22 | 2000-12-19 | Pihl; Mart A. | Chemical dispenser and method of dispensing chemical |
CA2283025A1 (en) | 1998-09-22 | 2000-03-22 | Michael Porter | Water treating device for attachment directly to a hydrant outlet |
US6117316A (en) * | 1998-09-22 | 2000-09-12 | Washington Suburban Sanitary | Apparatus for treating water |
AUPP850599A0 (en) * | 1999-02-04 | 1999-02-25 | Austech Limited | Liquid purification apparatus |
US6737028B1 (en) | 1999-06-02 | 2004-05-18 | Sunburst Chemicals, Inc. | Solid cast container |
AU6097200A (en) * | 1999-07-13 | 2001-01-30 | Hammonds Technical Services, Inc. | Chlorination apparatus and method |
CA2289843A1 (en) * | 1999-11-15 | 2001-05-15 | Joseph Gordon Monteith | Device for increasing ph of an aqueous stream |
US6138703A (en) * | 1999-11-24 | 2000-10-31 | Ppg Industries, Ohio | Chemical feeder |
US6497822B2 (en) | 2000-07-27 | 2002-12-24 | Arch Chemicals, Inc. | Chemical feeder |
US6298871B1 (en) * | 2000-12-15 | 2001-10-09 | Ppg Industries Ohio, Inc. | Chemical feeder |
BR0116699A (pt) * | 2000-12-20 | 2004-06-15 | Lonza Ag | Alimentador e método para preparar soluções aquosas contendo altas concentrações de oxidantes sólidos |
US6524492B2 (en) | 2000-12-28 | 2003-02-25 | Peach State Labs, Inc. | Composition and method for increasing water and oil repellency of textiles and carpet |
US6517727B2 (en) | 2001-06-26 | 2003-02-11 | Ppg Industries Ohio, Inc. | Method of operating a chemical feeder |
US7292914B2 (en) | 2001-07-10 | 2007-11-06 | Ecolab Inc. | Remote access to chemical dispense system |
US6763860B2 (en) | 2001-07-10 | 2004-07-20 | Ecolab, Inc. | Flow-based chemical dispense system |
GB2380189B (en) * | 2001-08-07 | 2004-11-10 | Biolab Services Inc | Chemical feeder |
US6915811B2 (en) | 2001-12-04 | 2005-07-12 | Arch Chemicals, Inc. | Chemical feeder |
US7143778B2 (en) * | 2001-12-04 | 2006-12-05 | Arch Chemicals, Inc. | Chemical feeder |
US7081232B1 (en) | 2002-03-15 | 2006-07-25 | Ppg Industries, Ohio, Inc. | Chemical feeder |
EP1357088B1 (de) * | 2002-04-25 | 2007-07-11 | Astral Pool Espana, S.A. | Vorrichtung zur Behandlung von Schwimmbadwasser |
US7052615B2 (en) * | 2002-12-10 | 2006-05-30 | King Technology | Dispensing system |
US6998057B2 (en) * | 2003-03-25 | 2006-02-14 | Ppg Industries Ohio, Inc. | Method for monitoring and controlling chlorine levels in an aqueous medium |
US20040230339A1 (en) * | 2003-05-12 | 2004-11-18 | Bryan Maser | Methods of managing based on measurements of actual use of product |
US7201290B2 (en) * | 2003-05-12 | 2007-04-10 | Ecolab Inc. | Method and apparatus for mass based dispensing |
US20040226959A1 (en) | 2003-05-12 | 2004-11-18 | Mehus Richard J. | Methods of dispensing |
US7231928B2 (en) * | 2003-05-20 | 2007-06-19 | Whirlpool Corporation | Household dishwasher with bulk wash aid dispenser |
US7276159B2 (en) * | 2003-05-31 | 2007-10-02 | Taylor Thomas M | Water flushing system providing treated discharge |
US7452122B2 (en) * | 2003-07-24 | 2008-11-18 | Bio-Lab, Inc. | Feeder device |
US7150829B2 (en) * | 2003-08-28 | 2006-12-19 | Pur Water Purification Products, Inc. | Water treatment cartridges and processes related thereto |
US20090007970A1 (en) * | 2003-09-12 | 2009-01-08 | Lin Shawn H | Feeder device |
US7150827B1 (en) * | 2003-10-03 | 2006-12-19 | Grenning Frederick H | Dechlorinator |
US7250086B2 (en) * | 2003-12-08 | 2007-07-31 | Ecolab Inc. | Method of using a solid rinse additive dispenser for dispensing a use solution in a dishwashing machine |
US20070267358A1 (en) * | 2004-04-19 | 2007-11-22 | Stanford James D | Online poultry reprocessing tablet chlorination system and method |
WO2006000237A1 (en) | 2004-06-23 | 2006-01-05 | Ecolab Inc. | Method for multiple dosage of liquid products, dosing appartus and dosing system |
US7465412B2 (en) * | 2004-10-28 | 2008-12-16 | Ppg Industries Ohio, Inc. | Calcium hypochlorite composition |
US7803321B2 (en) * | 2005-03-18 | 2010-09-28 | Ecolab Inc. | Formulating chemical solutions based on volumetric and weight based control measurements |
US7988929B2 (en) * | 2006-04-27 | 2011-08-02 | Ecolab Usa Inc. | Solid product dispenser |
US7857990B2 (en) * | 2006-09-20 | 2010-12-28 | Ppg Industries Ohio, Inc. | Calcium hypochlorite composition |
US8277745B2 (en) | 2007-05-02 | 2012-10-02 | Ecolab Inc. | Interchangeable load cell assemblies |
US7694589B2 (en) * | 2007-12-12 | 2010-04-13 | Ecolab Inc. | Low and empty product detection using load cell and load cell bracket |
JP2009172584A (ja) * | 2007-12-26 | 2009-08-06 | Nippon Soda Co Ltd | 薬剤溶解器および薬液供給装置 |
US20100226835A1 (en) * | 2009-03-03 | 2010-09-09 | Ecolab Inc. | Method and apparatus for dispensing solid product |
CA2700703C (en) * | 2009-04-17 | 2012-03-27 | Erwin Just | Dechlorinator and method of dechlorination |
USRE48951E1 (en) | 2015-08-05 | 2022-03-01 | Ecolab Usa Inc. | Hand hygiene compliance monitoring |
US9102557B2 (en) * | 2009-08-18 | 2015-08-11 | Medentech Limited | Chlorination device |
AU2010286050A1 (en) * | 2009-08-19 | 2012-03-15 | Ecofer Fertigation Technologies 2010 Ltd | Feeder for dispensing a solution of a solid matter dissolved therein |
US9102509B2 (en) | 2009-09-25 | 2015-08-11 | Ecolab Inc. | Make-up dispense in a mass based dispensing system |
US9051163B2 (en) | 2009-10-06 | 2015-06-09 | Ecolab Inc. | Automatic calibration of chemical product dispense systems |
US8511512B2 (en) | 2010-01-07 | 2013-08-20 | Ecolab Usa Inc. | Impact load protection for mass-based product dispensers |
US8852442B2 (en) | 2010-03-08 | 2014-10-07 | Delaware Capital Formation, Inc. | Solid chemical dissolver and methods |
US8459284B2 (en) | 2010-09-17 | 2013-06-11 | Arch Chemicals, Inc. | Method and means for the preparation of solutions from dry chemicals |
JP5870501B2 (ja) * | 2011-03-31 | 2016-03-01 | 栗田工業株式会社 | 薬剤溶解供給装置 |
US9022642B2 (en) | 2011-04-28 | 2015-05-05 | Hubert Ray Broome | Dissolution generator, method of dissolving powder, and mixing system |
US9151023B2 (en) | 2011-05-27 | 2015-10-06 | Mueller International, Llc | Systems and methods for controlling flushing apparatus and related interfaces |
PT2744757T (pt) * | 2011-08-19 | 2019-06-12 | Innovative Water Care Llc | Alimentador químico incluindo sistema de controlo da diluição |
CN108722211B (zh) * | 2012-02-21 | 2021-09-28 | 艺康美国股份有限公司 | 受控溶解固体产品分配器 |
US9399198B2 (en) | 2012-10-12 | 2016-07-26 | Sunburst Chemicals, Inc. | Venturi ejector for a chemical dispenser |
US8944286B2 (en) | 2012-11-27 | 2015-02-03 | Ecolab Usa Inc. | Mass-based dispensing using optical displacement measurement |
CA3122678C (en) * | 2013-02-20 | 2023-09-26 | Ecolab Usa Inc. | Method and apparatus for variation of flow to erode solid chemistry |
RU2547104C2 (ru) * | 2013-08-26 | 2015-04-10 | Открытое Акционерное Общество "Акмэ-Инжиниринг" | Массообменный аппарат |
US9260328B2 (en) | 2013-11-13 | 2016-02-16 | Axiall Ohio, Inc. | Chemical feeder |
US9950302B1 (en) * | 2014-01-13 | 2018-04-24 | Crossford International, Llc | Stand-alone chemical dispenser |
US9540265B2 (en) * | 2014-04-04 | 2017-01-10 | Axiall Ohio, Inc. | Chemical feeder |
US9272249B2 (en) | 2014-05-14 | 2016-03-01 | Axiall Ohio, Inc. | Chemical feeder |
US10160677B2 (en) | 2014-07-15 | 2018-12-25 | Eagle Us 2 Llc | Chemical feeder |
US10549245B2 (en) | 2014-08-05 | 2020-02-04 | Ecolab Usa Inc. | Apparatus and method for dispensing solutions from solid products |
US11167255B2 (en) * | 2015-06-30 | 2021-11-09 | Cargill, Incorporated | Apparatus for making a solution and related methods |
US10953378B2 (en) | 2016-08-05 | 2021-03-23 | Church & Dwight Co., Inc. | High volume low pressure feeder system |
US10400198B2 (en) | 2016-08-25 | 2019-09-03 | Eagle Us 2 Llc | Method of sanitizing a surface |
EP3965084A1 (de) | 2017-03-07 | 2022-03-09 | Ecolab USA Inc. | Überwachungsmodule für handhygienespender |
US11058999B1 (en) | 2017-07-10 | 2021-07-13 | Hubert R. Broome | Rapid dissolution generator system and method for producing same |
BR112020002691A2 (pt) | 2017-08-11 | 2020-07-28 | Ecolab Usa Inc. | cápsula para armazenar produto sólido cáustico, dispensador de fluxo turbulento para produzir uma solução de um produto de química sólida, e, método para obter uma química de produto sólido. |
CN107376685B (zh) * | 2017-08-29 | 2020-02-07 | 中国科学院海洋研究所 | 一种适用于有害藻华治理的药剂储混料装置 |
JPWO2019053937A1 (ja) * | 2017-09-14 | 2020-10-01 | パナソニックIpマネジメント株式会社 | 固形薬剤溶解装置 |
MX2020004361A (es) | 2017-10-27 | 2020-08-03 | Ecolab Usa Inc | Metodo para aumentar la disolucion de bloques de quimica solida. |
US10529219B2 (en) | 2017-11-10 | 2020-01-07 | Ecolab Usa Inc. | Hand hygiene compliance monitoring |
CN111655627A (zh) * | 2018-01-24 | 2020-09-11 | 松下知识产权经营株式会社 | 药剂供给装置 |
WO2019160842A1 (en) | 2018-02-13 | 2019-08-22 | Ecolab Usa Inc. | Portable solid product dispenser and use thereof, and method of dispensing a solution of a fluid and a solid product |
US10564653B2 (en) | 2018-04-13 | 2020-02-18 | Mueller International, Llc | Flushing verification and management system |
EP3781294A1 (de) | 2018-04-19 | 2021-02-24 | Ecolab Usa Inc. | Dispensieren einer festen chemie unter verwendung eines regelbaren verteilers mit wirbelstromtechnik |
US11433360B2 (en) | 2018-05-07 | 2022-09-06 | Ecolab Usa Inc. | Dispenser and solution dispensing method |
EP3900307A1 (de) | 2018-12-20 | 2021-10-27 | Ecolab USA, Inc. | Bidirektionale netzwerkkommunikation mit adaptiver route |
CA3137115A1 (en) | 2019-05-03 | 2020-11-12 | Innovative Water Care, Llc | Devices and systems for water treatment |
JP2021023865A (ja) * | 2019-08-02 | 2021-02-22 | パナソニックIpマネジメント株式会社 | 水処理装置 |
WO2021020138A1 (ja) * | 2019-07-31 | 2021-02-04 | パナソニックIpマネジメント株式会社 | 水処理装置 |
JP7281617B2 (ja) * | 2019-07-31 | 2023-05-26 | パナソニックIpマネジメント株式会社 | 水処理装置 |
JP7329728B2 (ja) * | 2019-07-31 | 2023-08-21 | パナソニックIpマネジメント株式会社 | 水処理装置 |
CN110935336B (zh) * | 2019-12-11 | 2022-02-08 | 青岛市市立医院 | 一种药物分析检测用药物溶解装置 |
CN111057600B (zh) * | 2019-12-26 | 2020-12-11 | 郑州大学 | 一种水热炭化一体化工艺设备 |
WO2022010480A1 (en) * | 2020-07-09 | 2022-01-13 | Flexsys Inc. | Device for emulsification and dissolution of detergent for laundry washing machines |
CN113044420B (zh) * | 2021-02-05 | 2022-08-23 | 江苏金广恒工业设备制造有限公司 | 一种带ph值显示的耐酸碱桶及其使用方法 |
ES2937068B2 (es) * | 2021-09-22 | 2023-07-26 | Inquide Sau | Dispositivo para tratamiento del agua en piscinas y spas |
US11882800B2 (en) * | 2022-06-29 | 2024-01-30 | Franc Gergek | Programmable bucket and method of use and manufacture |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5089127A (en) * | 1990-10-19 | 1992-02-18 | Ppg Industries, Inc. | Chemical feed apparatus |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1242905A (en) * | 1917-04-25 | 1917-10-16 | James K Atkinson | Soap-holding device. |
US2395258A (en) * | 1942-08-06 | 1946-02-19 | Myles Salt Company Ltd | Salt dissolving apparatus |
US3864090A (en) * | 1973-10-12 | 1975-02-04 | Kenneth Richards | Pressure-type tablet hypochlorinating device |
DE3008563A1 (de) * | 1980-03-06 | 1981-09-17 | Hoechst Ag, 6000 Frankfurt | Verfahren und vorrichtung zur herstellung waessriger natriumchlorid-loesungen aus steinsalz |
SE441571B (sv) * | 1983-09-22 | 1985-10-21 | Fagrell Per Aake | Sett att astadkomma en uppslamning och/eller en losning av kalk i pulverform i vatten samt anordning for genomforande av settet |
US4790981A (en) * | 1985-11-25 | 1988-12-13 | James L. Mayer | Dispenser for solid and powdered detergent |
-
1994
- 1994-04-21 US US08/231,005 patent/US5427748A/en not_active Expired - Lifetime
-
1995
- 1995-04-20 BR BR9507885A patent/BR9507885A/pt not_active IP Right Cessation
- 1995-04-20 JP JP07527687A patent/JP3088755B2/ja not_active Expired - Fee Related
- 1995-04-20 EP EP95917563A patent/EP0756509B1/de not_active Expired - Lifetime
- 1995-04-20 AU AU23564/95A patent/AU678321B2/en not_active Ceased
- 1995-04-20 MX MXPA96004973A patent/MXPA96004973A/es active IP Right Grant
- 1995-04-20 CN CN95193146A patent/CN1090039C/zh not_active Expired - Fee Related
- 1995-04-20 DE DE69510195T patent/DE69510195T2/de not_active Expired - Fee Related
- 1995-04-20 WO PCT/US1995/004561 patent/WO1995029001A1/en active IP Right Grant
- 1995-04-20 ES ES95917563T patent/ES2135063T3/es not_active Expired - Lifetime
- 1995-04-20 CA CA002188461A patent/CA2188461C/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5089127A (en) * | 1990-10-19 | 1992-02-18 | Ppg Industries, Inc. | Chemical feed apparatus |
Also Published As
Publication number | Publication date |
---|---|
CA2188461C (en) | 1999-08-24 |
BR9507885A (pt) | 1997-09-23 |
DE69510195D1 (de) | 1999-07-15 |
AU678321B2 (en) | 1997-05-22 |
ES2135063T3 (es) | 1999-10-16 |
EP0756509A1 (de) | 1997-02-05 |
JP3088755B2 (ja) | 2000-09-18 |
EP0756509B1 (de) | 1999-06-09 |
AU2356495A (en) | 1995-11-16 |
DE69510195T2 (de) | 1999-12-23 |
US5427748A (en) | 1995-06-27 |
CA2188461A1 (en) | 1995-11-02 |
WO1995029001A1 (en) | 1995-11-02 |
JPH09508579A (ja) | 1997-09-02 |
CN1148818A (zh) | 1997-04-30 |
CN1090039C (zh) | 2002-09-04 |
MXPA96004973A (es) | 2005-04-18 |
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